---
product_id: 618467403
title: "Large Rock Tumbler Grit Kit [10 Pounds], Polish Up to [70 lbs.] of Rocks, 4 Steps Polish Refill Media Kit with [Ceramic and Plastic Pellet Tumbling Media], Compatible with Any Rocks Tumbler"
brand: "koolstone"
price: "5250338₫"
currency: VND
in_stock: true
reviews_count: 9
category: "Kool Stone"
url: https://www.desertcart.vn/products/618467403-large-rock-tumbler-grit-kit-10-pounds-polish-up-to
store_origin: VN
region: Vietnam
---

# Polish up to 70 lbs of rocks 4-step complete tumbling process 10 lbs total grit & media kit Large Rock Tumbler Grit Kit [10 Pounds], Polish Up to [70 lbs.] of Rocks, 4 Steps Polish Refill Media Kit with [Ceramic and Plastic Pellet Tumbling Media], Compatible with Any Rocks Tumbler

**Brand:** koolstone
**Price:** 5250338₫
**Availability:** ✅ In Stock

## Summary

> 💎 Transform Rough Rocks into Gleaming Gems—Because Your Collection Deserves the Best!

## Quick Answers

- **What is this?** Large Rock Tumbler Grit Kit [10 Pounds], Polish Up to [70 lbs.] of Rocks, 4 Steps Polish Refill Media Kit with [Ceramic and Plastic Pellet Tumbling Media], Compatible with Any Rocks Tumbler by koolstone
- **How much does it cost?** 5250338₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/618467403-large-rock-tumbler-grit-kit-10-pounds-polish-up-to)

## Best For

- koolstone enthusiasts

## Why This Product

- Trusted koolstone brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual Media Balance:** Includes ceramic & plastic pellets for smooth, efficient tumbling and consistent results.
- • **Universal Compatibility:** Works seamlessly with any rotary or vibratory rock tumbler—no limits on your creativity.
- • **All-in-One 10 lb Grit Kit:** Everything you need for a flawless 4-step polish, from coarse shaping to mirror shine.
- • **Professional-Grade Finish:** Achieve glossy, museum-quality stones whether you’re a beginner or a seasoned lapidarist.
- • **Polish Up to 70 lbs of Rocks:** Bulk capacity means more projects, less hassle—perfect for serious hobbyists and pros alike.

## Overview

The KoolStone Large Rock Tumbler Grit Kit is a comprehensive 10-pound polishing media set designed for up to 70 pounds of rock tumbling. Featuring a 4-step grit progression with ceramic and plastic pellet media, it ensures smooth, professional-grade finishes compatible with all rock tumblers. Ideal for hobbyists and professionals seeking consistent, high-quality results.

## Description

KoolStone Large Rock Tumbler Grit Kit [10 Pounds], Polish Up to [70 lbs.] of Rocks, 4 Steps Polish Refill Media Kit with [Ceramic and Plastic Pellet Tumbling Media], Compatible with Any Rocks Tumbler: desertcart.com: Industrial & Scientific

Review: Great service, great price, fast delivery and higher grits also available. - I try to buy from this seller. So far the quality of the product is perfect. And they have the higher grits too. Along with plenty of good clear instructions. I got my product fast.
Review: Gritty - Does the job.

## Features

- KoolStone Rock Tumblers for Every Level: Choose from our versatile lineup: the C1 and C1 Pro (2.5 lb capacity; Pro features a brushless motor for quieter, more efficient operation), the C1 Pro Max (3 lb capacity with noise-reducing cover), and the C1 Pro Ultra (dual barrel, 7 lb capacity, brushless motor, and noise-reducing cover). Each tumbler is designed to deliver consistent, high-quality results for both beginners and experienced rock collectors.
- All-in-One Tumbling Solution: This complete 10 lb grit kit includes everything needed for a full 4-step rock tumbling process. Each set contains 2 lb of Step 1 (60-grit coarse silicon carbide), 2 lb of Step 2 (150-grit medium silicon carbide), 1.5 lb of Step 3 (600-grit fine silicon carbide), 1.5 lb of Step 4 (1200-grit aluminum oxide polish), and 2 lb of ceramic tumbling media & 1 lb of plastic pellet tumbling media for optimal barrel balance and smooth tumbling action.
- Professional-Grade Results for Every Level: Designed to deliver consistent, high-quality finishes from rough shaping to final polishing. Whether you’re a beginner or an experienced lapidarist, this kit ensures a flawless transition through each stage for glossy, professional-grade stones.
- High Efficiency – Polish up to 70 lbs of Rocks: Each set provides enough grit and media to process up to 70 lbs of stones across multiple batches. Ideal for continuous projects or large-capacity tumblers, ensuring cost-effective and efficient tumbling sessions.
- Recommended Usage – For optimal results, use about 2 tablespoons (≈25–30 g) of grit per 1 lb of stones in each stage. Add just enough water to cover the stones inside the barrel and tumble for 7–10 days per step, checking periodically and adding water if needed to maintain smooth rotation. Adjust tumbling time slightly depending on stone hardness and size.
- Compatible with All Rock Tumblers: Suitable for both rotary and vibratory tumblers. Perfect for hobbyists, classrooms, and professional workshops alike—KoolStone grit kits are engineered to help you transform rough rocks into smooth, glass-like gems with ease and precision.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CRTYVZRT |
| Best Sellers Rank | #20,475 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #21 in Tumbling Media |
| Brand | KoolStone |
| Date First Available | January 9, 2024 |
| Grit Material | Ceramic |
| Grit Number | 60 |
| Grit Type | Coarse, Fine, Medium |
| Item Weight | 10.91 pounds |
| Manufacturer | KoolStone |
| Material | Ceramic Tumbling Media (2LBS), Plastic Pellet Tumbling Media (1LB), Step #1 60 Coarse Silicon Carbide Grit (2LBS), Step #2 150 Medium Silicon Carbide Grit (2LBS), Step #3 Pre-Polish 600 Fine Silicone Carbide (1.5LBS), Step #4 1200 Aluminum Oxide Final Polish Grit (1.5LBS) |
| Package Dimensions | 12.13 x 7.17 x 6.34 inches |

## Product Details

- **Brand:** KoolStone
- **Grit Material:** Ceramic
- **Grit Number:** 60
- **Grit Type:** Coarse, Fine, Medium

## Images

![Large Rock Tumbler Grit Kit [10 Pounds], Polish Up to [70 lbs.] of Rocks, 4 Steps Polish Refill Media Kit with [Ceramic and Plastic Pellet Tumbling Media], Compatible with Any Rocks Tumbler - Image 1](https://m.media-amazon.com/images/I/715TlVllY-L.jpg)

## Available Options

This product comes in different **Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great service, great price, fast delivery and higher grits also available.
*by T***A on December 6, 2025*

I try to buy from this seller. So far the quality of the product is perfect. And they have the higher grits too. Along with plenty of good clear instructions. I got my product fast.

### ⭐⭐⭐⭐⭐ Gritty
*by N***Y on February 7, 2026*

Does the job.

### ⭐⭐⭐⭐⭐ Love the product will update with pictures when done tumbling
*by B***T on November 6, 2025*

Loving the kit and should have pictures in the next couple weeks from now of rocks. I really like the price and the excellent customer service. Will update with pictures

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.vn/products/618467403-large-rock-tumbler-grit-kit-10-pounds-polish-up-to](https://www.desertcart.vn/products/618467403-large-rock-tumbler-grit-kit-10-pounds-polish-up-to)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-18*